Sign holder



FIG. 1 is a front perspective view of a sign holder showing our newdesign;

FIG. 2 is a front view thereof, the rear view being a mirror image ofthe front view;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front perspective view thereof illustrated with additionalunclaimed, environmental subject matter.

The features shown in broken lines depict environmental subject matteronly and form no part of the claimed design.

The ornamental design for a sign holder, as shown and described.